Celebrity Gogglebox's Nick Grimshaw has revealed he has to "go outside" when bosses make him watch "traumatic" thrillers.The TV presenter, who returns for his fifth series of the celebrity spin-off on 16th June, will be inviting Channel 4 back into his home for another round of telly-watching alongside his niece Liv. Speaking to OK! and other press, the former Radio 1 presenter said that he struggles to stomach anything frightening on the show. “I do find [something like] Luther terrifying because that’s in London on the bus, and I get on the bus.